Ben shu gong 16 zhang. Qian 5 zhang yong xi tong lun de fang fa dui zhao biao tou biao fa ji qi xiang guan fa lü fa gui ti xi jin xing pou xi, Yan jiu he gui na, Dui gai fa you guan fa lü guan xi, Fa lü te zheng, Zhi fa guan li deng yao dian jin xing le ti gang qie ling de jie shao. Di 6-10 zhang, Zhong dian shi zi ge yu shen cha, Bian zhi zhao biao wen jian he ping biao ban fa dui bi jie xi, Kao cha qi yu fa lü gui fan de yi zhi xing, Xiang guan xing he shi yong yao dian. Di 16 zhang jing xuan le xiang ying an li.